2  EL3000 CONTINUOUS GAS ANALYZERS |  CI/EL3000-EN REV. C 
 
 
Table of contents 
 
 
1  Safety .......................................................................... 3 
General information and instructions .................................. 3 
Warnings .................................................................................... 3 
Intended use ............................................................................. 4 
Improper use ............................................................................. 4 
Safety instructions ................................................................... 5 
Fidas24 – Information for safe operation............................ 6 
Notes on data safety ............................................................... 7 
Manufacturer’s address .......................................................... 8 
Service address......................................................................... 8 
2  Use in potentially explosive atmospheres ............. 9 
Notes on use in potentially explosive atmospheres .......... 9 
Explosion proof design in degree of protection II 3G ..... 10 
3  Preparation for Installation ................................... 12 
Scope of delivery .................................................................... 12 
Material required for installation ........................................ 12 
Requirements for the installation site ............................... 14 
Power supply ........................................................................... 15 
Uras26 ...................................................................................... 16 
Limas23 .................................................................................... 18 
Magnos206 .............................................................................. 20 
Magnos28 ................................................................................ 22 
Magnos27 ................................................................................ 24 
ZO23 ......................................................................................... 25 
Caldos27 ................................................................................... 28 
Fidas24 .................................................................................... 30 
Sample gas input and output conditions .......................... 32 
Pressure sensor ...................................................................... 33 
Housing purge ........................................................................ 33 
Dimensions .............................................................................. 35 
Special conditions for the measurement of combustion 
gases ........................................................................................ 38
 
4  Installation .............................................................. 40 
Unpacking the Gas Analyzer ................................................ 40 
Name plate ............................................................................. 40 
Analyzer data sheet............................................................... 40 
Mounting the fittings on the gas analyzer ........................ 41 
Position and design of the gas connections ..................... 42 
Gas Analyzer Installation ....................................................... 82 
Connecting the gas lines ...................................................... 83 
Fidas24 – Connect gas lines ................................................ 84 
Fidas24 – Connecting the combustion gas line ................ 85 
Fidas24 – Connecting the sample gas line to the heated 
sample gas connection ........................................................ 86
 
Fidas24 – Connecting the sample gas line to the 
unheated sample gas connection ...................................... 88
 
5  Electrical connections ............................................ 90 
Safety instructions ................................................................ 90 
General Notes ......................................................................... 90 
Model EL3020 ......................................................................... 90 
Model EL3040 ......................................................................... 91 
Analog output modules ........................................................ 93 
Digital I/O module ................................................................. 94 
Modbus®-Module ................................................................... 96 
PROFIBUS®-Module ............................................................... 96 
Connecting the Signal Lines ................................................ 97 
Connecting the power supply ............................................. 97 
6  Commissioning ....................................................... 99 
Safety instructions ................................................................ 99 
Installation Check .................................................................. 99 
Purge sample gas path and analyzer housing ................ 100 
Gas analyzer start-up .......................................................... 100 
Fidas24 – Standby / Restart .............................................. 104 
Checking gas path leak tightness .................................... 105 
Check the integrity of combustion gas path .................. 105 
Important instructions for measuring  
combustion gases ............................................................... 107
 
Important instructions for explosion-proof design in 
degree of protection II 3G .................................................. 107
 
Failure of instrument air supply ........................................ 108 
7  Operation ............................................................... 109 
Safety instructions .............................................................. 109 
LCD indicator ........................................................................ 109 
Menu Overview ...................................................................... 113 
Notes on the operating concept ........................................ 113 
Communication between gas analyzer and computer .. 114 
8  Maintenance ........................................................... 117 
Safety instructions ............................................................... 117 
9  Decommissioning .................................................. 117 
Decommissioning the gas analyzer................................... 117 
Fidas24 – Shutting down the gas analyzer ...................... 118 
Packing the Gas Analyzer .................................................... 118 
Returning devices ................................................................. 119 
10  Recycling and disposal .......................................... 119 
11  Specification ......................................................... 120 
12  Additional documents .......................................... 120 
13  Appendix ................................................................. 121 
Return form ............................................................................ 121